{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical", "Disease"], "input": "Intracavitary chemotherapy in recurrent glioblastoma using cubic phases is feasible and safe , yet the clinical benefit remains to be examined in a clinical phase II study ."}
{"Chemical": [], "Disease": ["glioblastoma"]}